Based in Osaka since the mid 90s, these are unreleased early recordings from 1998-1999.
DOWNLOAD file as ZIP (MP3+Cover)
Track Listing:
01. SpongecakemanDjSet
02. SpongecakemanRadio
03. SpongecakemanRadio2
Music by Spongecakeman
Artwork by Occupied Territories

Spongecakeman:
a collage unit by Keisuke Matsuda using synths, samplers, radios and tapes.
https://spongecakeman.bandcamp.com